CN106290735A - A kind of experimental provision for measuring liquid-liquid transfer coefficient - Google Patents
A kind of experimental provision for measuring liquid-liquid transfer coefficient Download PDFInfo
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- CN106290735A CN106290735A CN201610756418.4A CN201610756418A CN106290735A CN 106290735 A CN106290735 A CN 106290735A CN 201610756418 A CN201610756418 A CN 201610756418A CN 106290735 A CN106290735 A CN 106290735A
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- glass kettle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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Abstract
A kind of experimental provision for measuring liquid-liquid transfer coefficient, glass kettle including chuck shape structure, it is fixed in the upper lower flange of glass kettle upper and lower side, it is arranged on the interface ring that glass kettle cavity heights 1/2nd position goes out, to be respectively arranged with by motor-driven upper and lower stirring paddle with glass kettle coaxial line mode in the glass kettle upper and lower cavity being split to form by interface ring；Centre bore around described interface ring is provided with several through holes, is respectively arranged with central authorities' radiation baffle between glass kettle inner chamber upper and lower side and interface ring centre bore；The chuck layer of described reactor connects thermostatic water bath by thermostatted water import and export, is provided with the sample tap being connected with glass kettle upper and lower cavity respectively on reactor outer wall；The shaft of described upper stirring paddle is arranged on the upper flange of reactor, is provided with injection port and thermometer socket at described upper flange；The shaft of described lower stirring paddle is arranged on the lower flange of reactor, is provided with tap hole on described lower flange.
Description
Technical field
The invention belongs to teaching, scientific experiment technical equipment field, particularly to one be applicable to mass transfer theory research with
The experimental provision measuring liquid-liquid transfer coefficient of education experiment.
Background technology
The height of actual extraction device efficiency, and how to improve its efficiency, it is people's very concerns.
In order to solve these problems, it is necessary to research affects factor and the rule of mass transfer rate, and inquires into the mechanism of mass transport process.The most several
Over 10 years, though people's dynamics state to two phase-contact surfaces, material by the transport mechanism at interface and boundary to transmission
The problems such as the resistance of process are studied, but due to the complexity of liquid-liquid transfer process, many problems the most do not obtain satisfied
Answer, some engineering problem is had to by means of the method tested or processes by rule of thumb.These all illustrate to basic theories also
Await further studying.
At present, the device of research liquid-liquid transfer mechanism uses constant-interface abstraction pool mostly, also cries Lewis pond.Permanent interface extraction
Taking pond to separate biphase with the horizontal baffle of annular space with one piece, biphase interface is in the annular space of baffle ring, often
One phase is stirred respectively by the stirring paddle rotated alone.Happy kind hall et al. is at article " the rare earth solvent extraction power delivered
Learn and research method " in constant interfacial area cell done detailed description, but in these designs in complicated structure, and these devices
Biphase independent stirring mostly use set axle construction, the shaft two-phase interface to be passed through of lower floor's heavy phase, be unfavorable for the steady of interface
Fixed.
Summary of the invention
The purpose of the present invention for the weak point in the presence of above-mentioned prior art, is ground according to liquid-liquid transfer theory just
The needs studied carefully provide a kind of simple in construction, easy to operate liquid-liquid transfer coefficient determination experimental provision.This device can be studied and stir
Mix the parameter impacts on mass transport process such as speed, interfacial area, reaction temperature, be preferable kinetic reaction device.
The purpose of the present invention can be realized by following technique measures:
The glass kettle including chuck shape structure for measuring the experimental provision of liquid-liquid transfer coefficient of the present invention, is fixed in glass kettle
The upper lower flange of upper and lower side, is arranged on the interface ring that glass kettle cavity heights 1/2nd position goes out, being split by interface ring and
To be respectively arranged with by motor-driven upper and lower stirring paddle with glass kettle coaxial line mode in the glass kettle upper and lower cavity become；Cincture
The centre bore of described interface ring is provided with several through holes, and described number of openings is configured according to experiment needs, can pass through
Change and on the ring of interface, offer the through hole number biphase mass transfer area of control；At it of glass kettle inner chamber upper and lower side and interface ring centre bore
Between be respectively arranged with central authorities radiation baffle；The chuck layer of described reactor connects thermostatic water bath by thermostatted water import and export, instead
Answer still outer wall to be provided with the sample tap being connected with glass kettle upper and lower cavity respectively, the concentration change of biphase liquid can be detected respectively,
Sampling is accurately, simple to operate, does not interferes with mass transport process；The shaft of described upper stirring paddle is arranged on the upper flange of reactor
On, it being provided with injection port and thermometer socket at described upper flange, thermometer is the temperature of solution in measuring reactor；Under described
The shaft of stirring paddle is arranged on the lower flange of reactor, is provided with tap hole on described lower flange.
The central radial pattern baffle arrangement being positioned at glass kettle upper and lower cavity in the present invention is identical, be all identical by size,
Constitute every four pieces of uniform baffle plates；Be positioned at glass kettle epicoele four pieces of baffle plates lower end be placed on the upper of interface ring centre bore
Ring flat-plate Joint, upper end be positioned at glass kettle inner chamber upper end wall and contact cooperation, be placed on glass kettle in inversed taper platform shape structure
In epicoele；The upper end of the central radiation baffle being positioned at glass kettle cavity of resorption is solid mutually with the lower ring plate being placed on interface ring centre bore
Connect, lower end be positioned at glass kettle inner chamber lower end wall and contact cooperation, be placed in glass kettle epicoele in taper type structure；Above-mentioned
The central radial pattern baffle plate of structure and interface ring all use embedded connection, and easy disassembly also can be taken out cleaning at any time and be changed.
Beneficial effects of the present invention is as follows:
Current most of extraction process use organic solvent to be extractant, and lucite material is easily corroded, and the present invention reacts
Still uses glass material, it is to avoid the corrosion of device.
The biphase stirring of the present invention uses the independent stirring of chuck shape structure, and upper and lower two phase liquid is respectively arranged with a set of independent stirring
Mix system, it is to avoid lower floor's solution stirring axle destroys stablizing of interface through two-phase interface.
Reactor side of the present invention has two sample taps, and sampler gos deep into inside reactor respectively from two-phase sampling, operation
Facilitate and can avoid operating dead band.
The design of central authorities of the present invention baffle plate and six leaf stirring paddles can at utmost reduce axially flowing, promotes the footpath of fluid
To flowing, reduce interfacial disturbance.
Accompanying drawing explanation
The structural representation of Fig. 1 experimental provision of the present invention.
Fig. 2 interface of the present invention ring top view.
Fig. 3 central authorities of the present invention radiation baffle top view.
Fig. 4 central authorities of the present invention radiation baffle front view.
Sequence number in figure: 1, the glass kettle of chuck shape structure, 2, stirring paddle, 3, central authorities' radiation baffle, 4, interface ring, 5, sampling
Mouthful, 6, thermostatted water import and export, 7, flange, 8, injection port, 9, tap hole, 10, stirring motor, 11, lower ring plate, 12, upper ring plate.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage are clearer, below in conjunction with drawings and Examples, to this
Bright it is described further.
As it is shown in figure 1, the glass including chuck shape structure for measuring the experimental provision of liquid-liquid transfer coefficient of the present invention
Still 1, is fixed in the upper lower flange 7 of glass kettle upper and lower side, is arranged on the interface ring 4 that glass kettle cavity heights 1/2nd position goes out
(seeing Fig. 2), in the glass kettle upper and lower cavity being split to form by interface ring 4 with glass kettle coaxial line mode be respectively arranged with by
The upper and lower stirring paddle 2 that motor 10 drives；Centre bore around described interface ring 4 is provided with several through holes, described number of openings
It is configured according to experiment needs, the through hole number biphase mass transfer area of control can be offered on the ring of interface by changing；At glass
Central authorities' radiation baffle 3 it is respectively arranged with between still inner chamber upper and lower side and interface ring 4 centre bore；The chuck layer of described reactor leads to
Cross thermostatted water and import and export 6 connection thermostatic water bath, reactor outer wall is provided with the sampling being connected with glass kettle upper and lower cavity respectively
Mouth 5, can detect the concentration change of biphase liquid respectively, and sampling is accurately, simple to operate, does not interferes with mass transport process；Stir on described
The shaft mixing oar is arranged on the upper flange of reactor, is provided with injection port and thermometer socket, thermometer at described upper flange
The temperature of solution in measuring reactor；The shaft of described lower stirring paddle is arranged on the lower flange of reactor, described
Lower flange is provided with tap hole.
As shown in Figure 3,4, the central radial pattern baffle arrangement being positioned at glass kettle upper and lower cavity in the present invention is identical, be all by
Size four pieces of baffle plates identical, uniformly at intervals are constituted；Be positioned at glass kettle epicoele four pieces of baffle plates lower end be placed on interface ring 4
Upper ring plate 12 Joint in centre bore, upper end be positioned at glass kettle inner chamber upper end wall and contact cooperation, tie in inversed taper platform shape
Structure is placed in glass kettle epicoele；Be positioned at glass kettle cavity of resorption central radiation baffle upper end be placed on interface ring 4 centre bore
In lower ring plate 11 Joint, lower end be positioned at glass kettle inner chamber lower end wall and contact cooperation, be placed in taper type structure
In glass kettle epicoele；The central radial pattern baffle plate of said structure and interface ring all use embedded connection, and easy disassembly also can be with
Time take out clean with change.
More specifically: the upper lower flange of described reactor is bolted, the fixing upper stirring motor of upper flange, and leave
Injection port and thermometer socket, thermometer gos deep into inside reactor, can monitor the solution temperature within reactor the moment.Reaction
Two sample taps on the right of still can take two phase liquid respectively and carry out concentration analysis.The reactor left side connects the turnover of thermostatic water bath
Mouthful, it is ensured that the internal metastable reaction environment of reactor.
The mode of operation of the present invention is as follows:
1, this device is equipped with sampler and super constant temperature water tank.
2, experiment parameter such as reaction temperature, mixing speed and interfacial area are chosen before experiment.If interfacial area need to be changed, twist
Open the fixing bolt of upper flange, interface ring is taken out, after finishing changing interface ring, again baffle plate and interface ring is put into reactor, so
After tighten fixing bolt.
3, open thermostatic water bath, temperature is regulated to experimental temperature.Two phase liquid needed for experiment is placed constant temperature respectively
In tank, water-bath is to temperature required.
The mode of the heavy phase Glass rod drain 4, crossed by constant temperature adds the ring of glass reaction still interface from injection port 8
Heart line position, the light phase addition reactor overhead gage position then with same method, constant temperature crossed, write down addition glass respectively
The quality that reactor is biphase.
5, opening stirring switch, regulation rotating speed makes biphase mixing speed consistent, wait biphase the most saturated after, every a timing
Between, with sampler respectively from upper and lower two sample tap 5 sample analysis.Sample volume about about 1ml every time.
6, after experiment terminates, discharge and use distilled water cleaning equipment 2-3 all over (if equipment inner wall has from tap hole 9 solution
Wall cling phenomenon application ethanol solution cleans), it is then shut off device power supply (DPS).If for a long time need not, device interior should be dried, make to set
For keeping dry state.
Claims (2)
1. the experimental provision being used for measuring liquid-liquid transfer coefficient, it is characterised in that: it includes the glass kettle of chuck shape structure
(1), it is fixed in the upper lower flange (7) of glass kettle upper and lower side, is arranged on the interface that glass kettle cavity heights 1/2nd position goes out
Ring (4), to be respectively arranged with by electricity with glass kettle coaxial line mode in the glass kettle upper and lower cavity being split to form by interface ring (4)
The upper and lower stirring paddle (2) that machine (10) drives；Centre bore around described interface ring (4) is provided with several through holes, at glass kettle
Central authorities' radiation baffle (3) it are respectively arranged with between inner chamber upper and lower side and interface ring (4) centre bore；The chuck layer of described reactor
Import and export (6) by thermostatted water and connect thermostatic water bath, reactor outer wall is provided with and is connected with glass kettle upper and lower cavity respectively
Sample tap (5)；The shaft of described upper stirring paddle is arranged on the upper flange of reactor, described upper flange be provided with injection port and
Thermometer socket；The shaft of described lower stirring paddle is arranged on the lower flange of reactor, is provided with tapping on described lower flange
Mouthful.
The most according to claim 1 for measuring the experimental provision of liquid-liquid transfer coefficient, it is characterised in that: it is positioned on glass kettle
The central radiation baffle structure of lower intracavity is identical, is all that four pieces of baffle plates identical by size, uniformly at intervals are constituted；It is positioned at glass kettle
The lower end of four pieces of baffle plates of epicoele and the upper ring plate Joint being placed in interface ring (4) centre bore, upper end be positioned at glass kettle
Inner chamber upper end wall contacts cooperation, is placed in glass kettle epicoele in inversed taper platform shape structure；It is positioned at the central authorities of glass kettle cavity of resorption
The upper end of radiation baffle and the lower ring plate Joint being placed in interface ring (4) centre bore, lower end be positioned under glass kettle inner chamber
End wall surface contacts cooperation, is placed in glass kettle epicoele in taper type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756418.4A CN106290735B (en) | 2016-08-30 | 2016-08-30 | A kind of experimental provision for being used to measure liquid-liquid transfer coefficient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756418.4A CN106290735B (en) | 2016-08-30 | 2016-08-30 | A kind of experimental provision for being used to measure liquid-liquid transfer coefficient |
Publications (2)
| Publication Number | Publication Date |
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| CN106290735A true CN106290735A (en) | 2017-01-04 |
| CN106290735B CN106290735B (en) | 2018-06-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108404452A (en) * | 2018-05-22 | 2018-08-17 | 中国原子能科学研究院 | A kind of constant-interface abstraction pool |
| CN108982304A (en) * | 2018-10-12 | 2018-12-11 | 青岛科技大学 | A kind of test CO2The new equipment of alternate diffusion mass transfer coefficient with oil |
| CN111665164A (en) * | 2019-03-05 | 2020-09-15 | 中国石油化工股份有限公司 | Determination of CO2Experimental device, system and method for mass transfer coefficient between oil and water |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100489376B1 (en) * | 2002-06-20 | 2005-05-12 | 나노미래 주식회사 | Apparatus for Heat Treating Metal Catalyzer for Carbon Nano Materials |
| CN101274249B (en) * | 2007-03-28 | 2011-03-16 | 中国石油大学(北京) | Novel liquid-liquid heterophase reactor |
| CN201132116Y (en) * | 2007-12-11 | 2008-10-15 | 南化集团研究院 | Liquid-liquid two-phase reactor |
| CN201701930U (en) * | 2010-06-12 | 2011-01-12 | 泸州北方化学工业有限公司 | Liquid-liquid two-phase reactor |
| CN102500308B (en) * | 2011-12-31 | 2013-12-18 | 湖南汇通科技有限责任公司 | Reaction kettle |
| CN103769027A (en) * | 2012-10-22 | 2014-05-07 | 南京恒安树脂化学有限公司 | Reaction kettle |
| KR101547550B1 (en) * | 2014-02-07 | 2015-08-26 | 주식회사 제이오 | Co-precipitation reactor comprising Couette-Taylor vortex reactor performing reaction, washing, filtration and drying by one-step process |
| KR101894124B1 (en) * | 2014-09-22 | 2018-09-03 | 서강대학교산학협력단 | A reactor for determining concentration or mass transfer coefficient of methane in liquid sample and a method for determining concentration or mass transfer coefficient of methane in liquid sample by using the same |
| CN105214590A (en) * | 2015-10-14 | 2016-01-06 | 南京化工特种设备检验检测研究所 | Stirring-type reactor |
| CN206038644U (en) * | 2016-08-30 | 2017-03-22 | 河南莱帕克化工设备制造有限公司 | Experimental device for be used for surveing liquid mass transfer coefficient |
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2016
- 2016-08-30 CN CN201610756418.4A patent/CN106290735B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108404452A (en) * | 2018-05-22 | 2018-08-17 | 中国原子能科学研究院 | A kind of constant-interface abstraction pool |
| CN108982304A (en) * | 2018-10-12 | 2018-12-11 | 青岛科技大学 | A kind of test CO2The new equipment of alternate diffusion mass transfer coefficient with oil |
| CN111665164A (en) * | 2019-03-05 | 2020-09-15 | 中国石油化工股份有限公司 | Determination of CO2Experimental device, system and method for mass transfer coefficient between oil and water |
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| CN106290735B (en) | 2018-06-08 |
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